发明人唐晓军,钱学锋,张德明. "Method for the Synthesis of 3-[(4-hydroxyphenyl)methylidene]-1H,2H,3H-cyclopenta[b]quinoline-9-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114241353 A, 授权公告日 2024-04-10.
Nielsen H, Mueller T C, Sørensen M. "A Process for Preparing High-Purity 3-[(4-hydroxyphenyl)methylidene]-1H,2H,3H-cyclopenta[b]quinoline-9-carboxylic acid" [P]. European Patent, EP 3919147 A1, 2021-02-12.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2018, 1354, (3), 4922-4947.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2018, 1905, 2182-2196.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 3-[(4-hydroxyphenyl)methylidene]-1H,2H,3H-cyclopenta[b]quinoline-9-carboxylic acid Using HRMS and NMR". J. Agric. Food Chem., 2018, 2143, 4870-4891.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2025, 2320, 3602-3611.